Bakeng sa ho ntlafatsa boleng bo phahameng ba asphalt, re li lahla ka tsela e nang le monko o tsoang ka har'a li-asphalt. Its production characteristics are that the asphalt is broken into tiny particles by mechanical force under the action of the emulsifier, and evenly dispersed in water to form a stable emulsion.

Mahloba a mocheso a phahameng a lisebelisoa tse nang le aspharall li bua haholo ka thepa eo asphalt ha e tsamaeang ka lithemparetjha le ho tiea. Motsoako oa asphalt o sebelisoa ka sebopeho sa tsela, 'me e lokela ho netefatsa hore ha e nolofatse mocheso o phahameng hlabula lehlabula,' me ho rutoa ho hlaha karolong e tlase ea koloi. Lehlabuleng, mocheso o phahame mme ho beoa ka asphalt ho letšo. Ho phahamisoa ke letšo, tekanyo ea khanya ea ho ba teng. Nolo a ka fihlela mocheso o phahameng haholo ka nako e le 'ngoe, ka linako tse ling ho fihla ho 100 ℃.
Sesebelisoa se kentsoeng asphall se phetha karolo ea bohlokoa molemong oa asphalt motsoako o haneleng deformation ea mocheso o phahameng. Patlisiso e bontša hore asphalt e fana ka 40% ea bokhoni ba mocheso o phahameng oa asphalt ke senotlolo sa ho ntlafatsa pefo ea mocheso oa asphalt. Sesebelisoa se sithabetsang la liprokono se sebelisa tumellano ena ho ikamahanya le ho hloma letheba le bonolo, e e sebelisa ka katleho le ho e qeta ka kotloloho.